package com.zzyy.study.service;

import com.zzyy.study.entities.User;

import java.util.List;

/**
 * @auther zzyy
 * @create 2024-02-17 16:14
 */
public interface UserService
{
    public int addUser(User user);

    public int delUser(Integer id);

    public int updateUser(User user);

    public User getUserById(Integer id);

    public List<User> getAll();
}
